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United States Patent | 5,715,070 |
Tone ,   et al. | February 3, 1998 |
A freely configurable image processing apparatus comprises a plurality of processing sections each executing a specified processing to a digital image signal; namely a scanner section, a shading section, a filter section, an image size changing section, a .gamma.-conversion section, a tone processing section, an editorial section, a storage section, an external interface section, a printing section, and a plot section, wherein a sequence of processing by these processing section can freely be changed by a selector control section according to an instruction from a main control section by switching a mains elector and an out selector connected to each processing section.
Inventors: | Tone; Takeharu (Yokohama, JP); Kamon; Kouichi (Yokohama, JP); Ito; Masaaki (Zama, JP); Namizuka; Yoshiyuki (Sagamihara, JP); Kawamoto; Hiroyuki (Kawasaki, JP); Yoh; Anki (Tokyo, JP) |
Assignee: | Ricoh Company, Ltd. (Tokyo, JP) |
Appl. No.: | 429273 |
Filed: | April 25, 1995 |
Apr 28, 1994[JP] | 6-092259 | |
Apr 30, 1994[JP] | 6-114584 | |
Jan 31, 1995[JP] | 7-014497 |
Current U.S. Class: | 358/468; 358/1.15; 358/443; 358/448; 399/77 |
Intern'l Class: | H04N 001/32; H04N 001/40; G06F 015/00; G03G 021/00 |
Field of Search: | 358/296,400,401,407,434,442,443,447,448,468,530 395/101,112,114,117 399/1,2,38,46,75,77 |
5175824 | Dec., 1992 | Soderbery et al. | 395/325. |
5262965 | Nov., 1993 | Putnam et al. | 395/101. |
5363175 | Nov., 1994 | Matysek | 399/77. |
5469533 | Nov., 1995 | Dennis | 395/114. |
5604600 | Feb., 1997 | Webster | 358/296. |
Foreign Patent Documents | |||
109 337 A2 | May., 1984 | EP. | |
2 619 462 | Feb., 1989 | FR. | |
63-199568 | Aug., 1988 | JP. | |
5-207272 | Aug., 1993 | JP. | |
5-268458 | Oct., 1993 | JP. |